pure mathematics quiz no:3 (dr hossam)
Solve the system of equations by substitution 2x - y = 8 . y = -2
(3, -2)
(-2, 3)
(-3, 2)
No solution
Solve the system of equations by substitution 2x + y = -3 3x + y = -5
(1, -2)
(-2, 1)
(2, -1)
No solution
Solve the system of equations by substitution x + y = 8 x - y = 8
(-8, 0)
(8, 0)
(0, 8)
(0, -8)
3 × 2
2 × 3
3
3 × 3
0%
0
0%
0
0%
0
0%
0
0%
0
0%
0
0%
0
True or false
True
False
True
False
True
False
True
False
True
False
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